9/21/2012 -  BITBURG ANNEX, Germany – Bitburg Elementary School fourth grade students answer questions regarding the Bill of Rights during Constitution Week here Sept. 20. Constitution Week is a period of time the school takes each year to teach students about the government, starting with the Constitution and leading to a mock election. (U.S. Air Force photo by Airman 1st Class Gustavo Castillo/Released)

9/21/2012 - BITBURG ANNEX, Germany – Melissa Davis, Bitburg Elementary School librarian, explains the different branches of the government to a fourth grade class during Constitution Week here Sept. 20. Constitution Week is a period of time the school takes each year to teach its students about the government, starting with the Constitution and leading to a mock election. (U.S. Air Force photo by Airman 1st Class Gustavo Castillo/Released)

9/21/2012 - BITBURG ANNEX, Germany – A signed homemade Constitution hangs on a wall inside Bitburg Elementary School during Constitution Week here Sept. 20. Constitution Week is a period of time the school takes each year to teach its students about the government, starting with the Constitution and leading to a mock election. (U.S. Air Force photo by Airman 1st Class Gustavo Castillo/Released)